In a certain code language, ‘ALGAES’ is written as ‘XJFLQF’. What is the code for ‘ROBUST’ in that code language?

YXZGTW

1   2    3    4   5    6   7     8    9  10  11  12  13

 A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

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THE LOGIC FOLLOWED HERE IS

REVERSE THE WORD AND +5

ALGAES = SEAGLA

AS

S → (+5) → X

E → (+5) → J

A → (+5) → F

G → (+5) → L

L → (+5) → Q

A → (+5) → F

SIMILARLY

RONUST = TSUNOR

T → (+5) → Y

S → (+5) → X

U → (+5) → Z

N → (+5) → S

O → (+5) → T

R → (+5) → W